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发明名称
METHOD OF SIMULTANEOUSLY ROLLING TWO RINGS,IN PARTICULAR BEARING RINGS AND APPARATUS THEREFOR
摘要
申请公布号
PL154630(B1)
申请公布日期
1991.08.30
申请号
PL19870266735
申请日期
1987.07.08
申请人
发明人
分类号
B21H;B21H1/12;(IPC1-7):B21H1/12
主分类号
B21H
代理机构
代理人
主权项
地址
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